https://belski.me/tags/evaluation/Recent content in Evaluation on Vadzim Belski — AI Research & EngineeringHugoenSun, 05 Apr 2026 00:00:00 +0000https://belski.me/blog/ai_model_leaderboards_complete_guide_to_benchmarks_and_evaluation/Sun, 05 Apr 2026 00:00:00 +0000https://belski.me/blog/ai_model_leaderboards_complete_guide_to_benchmarks_and_evaluation/<h2 id="why-ai-benchmarks-matter">Why AI Benchmarks Matter More Than Ever</h2> <p>If you&rsquo;ve been following the AI space for the past couple of years, you&rsquo;ve probably noticed something: every new model launch comes with a wall of benchmark scores. Claude scores this on MMLU, GPT-5 hits that on SWE-bench, Gemini crushes some other metric. But what do all these numbers actually mean? And more importantly &mdash; should you trust them?</p> <p>The truth is, the AI evaluation ecosystem has become massive. We&rsquo;re talking about 80+ leaderboards, benchmark datasets, and evaluation frameworks spread across eight major domains. From language models to speech recognition, from medical AI to robotics &mdash; there&rsquo;s a benchmark for almost everything now. And understanding this landscape isn&rsquo;t just academic curiosity. If you&rsquo;re choosing models for production, evaluating vendors, or building AI products, knowing which benchmarks actually matter can save you from expensive mistakes.</p>